26-10-2024 16:37
26-10-2024 16:43
26-10-2024 16:43
26-10-2024 17:56
26-10-2024 17:56
In addition to the guide shared above by @Bambino - this page
https://www.o2.co.uk/international/using-your-phone-abroad
helps you to see what it costs to roam - depending on whether you are a Pay Monthly or a PAYG customer, @johnc4
Poland is in the Europe Zone, no additional cost so long as you do not exceed 25GB data usage in 30days. Good luck!